Posted by Grommish on May 17, 2021; 11:57am
URL: https://itus.accessinnov.com/Adding-mini-PCIe-header-for-WiFi-tp2176p2178.html

Unfortunately, Rhino doesn't release much from what I've been able to tell.

Well, in the end, the Shield runs OpenWrt officially (as of 21.02) and should continue to be supported for the foreseeable future :)

https://downloads.openwrt.org/releases/21.02.0-rc1/targets/octeon/generic/